Prem Babu (Shreeram Lagoo) is a famous jeweller of the city. "Together was share our joys, together we share our sorrows" is the tradition of his family. He is leading a happy life with his wife Laxmi (Tanuja), daughter Sujata (Shree Prada) and two sons. Vijay (Rishi Kapoor) and Ravi (Govinda). An Arab Sheikh hands over his costly Aabnoor Diamonds to Prem Babu to make a necklace. Seth Dharamdas (Prem Chopra) has an old enemity with Prem Babu. He gets those diamonds stolen through Prem Babu's Munshi (Ramesh Deo). Prem Babu sells everything to pay the value of those diamonds to Sheikh. Vijay and Ravi doubt Dharamdas. With the help of Dharamdas' daughter Lalita (Neelam), Ravi gets a job with Dharamdas, so that he could reach the diamonds. For working with Dharamdas, Ravi is misunderstood by his parents. Vijay takes up a job in 'Ujala' newspaper. And in collaboration with another reporter Radha (Meenakshi Sheshadri) Vijay goes after Dharamdas to remove the curtain from his illegal activities. For the sake of his sister Sujata's happiness and to save the prestige of his family, Vijay sacrifices his love and marries a blind girl Naina (Jaya Prada). Dharamdas's partner Durlabh (Shakti Kapoor) has an eye on Aabnoor Diamonds. A time comes when Vijay and Ravi make a master plan to get back Aabnoor Diamonds from Dharamdas.
Do they succeed in their plan?
Did Vijay get back his lost love? Could Ravi clear his family's misunderstanding?
Did Prem Babu get back the riches and happiness of his family?
For the answers, see "Gharana".